There were no tornado-related deaths in Illinois in 2011.
The deadliest tornado in Illinois history was the Tri-State tornado of March 18, 1925. This F5 tornado tore a 219-mile-long damage path across portions of Missouri, Illinois, and Indiana, killing at least 695 people, making it by far the deadliest tornado in U.S. history. A least 606 people died in Illinois.
The Tri-State tornado killed 695 people.
No states died. States are not alive to begin with. Three states were hit by the Tri-State tornado. 695 people died.
695 people
The highest official death toll from a tornado in the U.S. is 695. This record goes to the Tri-State tornado of March 18, 1925. This F5 tornado tore across parts of Missouri, Illinois, and Indiana. The death toll may have gone higher, though, as people who died later of their injuries might not be included in this figure.
There were several killer tornadoes in 1925, but you most likely mean the Tri-state tornado of March 18. It killed 695 people, making it the deadliest tornado in U.S. history.
Illinois has experienced 4 of the United States' 25 deadliest tornadoes. Note that three of these tornadoes caused damage and fatalities in other states as well as Illinois.The Tri-State tornado of 1925. The deadliest tornado in U.S. history with 695 deaths (606 in Illinois). Deaths also occurred in Missouri and IndianaThe St Louis tornado of 1896. The third deadliest tornado in U.S. history with at least 255 deaths (118 in Illinois). Deaths also occurred in Missouri.The Mattoon tornado of 1917. The 14th deadliest tornado in U.S. history with 101 deaths, all in Illinois.The Camanche, Iowa tornado of 1860. This ranks as the 21st or 11th deadliest U.S. tornado in U.S. history with between 92 and 115 deaths (the source in this is conflicting). If the higher death toll is taken, the death toll in Illinois is either 23 or 46 with the rest of the deaths in Iowa. 23 people died on a boat on the Mississippi River, so it is unclear which state they occurred in.
10 people died on April 24, 2010 from a tornado in Mississippi.
The Xenia, Ohio tornado of 1974 killed 32 people directly. Two others died from indirect effects of the tornado.
The Andover tornado killed 17 people.
There were no tornado fatalities in Florida in 2010.